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A047844 as a simple table

na(n)
12
23
33
45
57
67
77
810
913
1013
1111
1216
1323
1430
1530
1613
1720
1830
1943
2056
2156
2217
2328
2444
2567
2697
27127
28127
2919
3032
3152
3282
33125
34181
35237
36237
3723
3840
3968
40112
41179
42276
43403
44530
45530
4629
4748
4880
49132
50214
51339
52520
53757
54994
55994
5631
5754
5894
59162
60274

[2,3,3,5,7,7,7,10,13,13,11,16,23,30,30,13,20,30,
 43,56,56,17,28,44,67,97,127,127,19,32,52,82,125,
 181,237,237,23,40,68,112,179,276,403,530,530,29,
 48,80,132,214,339,520,757,994,994,31,54,94,162,
 274]